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// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
#include <algorithm>
#include <filesystem>
#include <fmt/format.h>
#include "common/fs/fs.h"
#include "common/fs/fs_types.h"
#include "common/logging.h"
#include "frontend_common/data_manager.h"
#include "mod_manager.h"
namespace FrontendCommon {
// TODO: Handle cases where the folder appears to contain multiple mods.
std::vector<std::filesystem::path> GetModFolder(const std::string& root) {
std::vector<std::filesystem::path> paths;
auto callback = [&paths](const std::filesystem::directory_entry& entry) -> bool {
const auto name = entry.path().filename().string();
static const std::array<std::string, 5> valid_names = {"exefs",
"romfs",
"romfs_ext",
"cheats",
"romfslite"};
if (std::ranges::find(valid_names, name) != valid_names.end()) {
paths.emplace_back(entry.path().parent_path());
}
return true;
};
Common::FS::IterateDirEntriesRecursively(root, callback, Common::FS::DirEntryFilter::Directory);
return paths;
}
ModInstallResult InstallMod(const std::filesystem::path& path, const u64 program_id, const bool copy) {
const auto program_id_string = fmt::format("{:016X}", program_id);
const auto mod_name = path.filename();
const auto mod_dir =
DataManager::GetDataDir(DataManager::DataDir::Mods) / program_id_string / mod_name;
// pre-emptively remove any existing mod here
std::filesystem::remove_all(mod_dir);
// now copy
try {
std::filesystem::copy(path, mod_dir, std::filesystem::copy_options::recursive);
if (!copy)
std::filesystem::remove_all(path);
} catch (std::exception& e) {
LOG_ERROR(Frontend, "Mod install failed with message {}", e.what());
return Failed;
}
LOG_INFO(Frontend, "Copied mod from {} to {}", path.string(), mod_dir.string());
return Success;
}
} // namespace FrontendCommon
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